![Lady Gaga and Metallica to perform duet at the Grammy Awards 2017 | London Evening Standard | Evening Standard Lady Gaga and Metallica to perform duet at the Grammy Awards 2017 | London Evening Standard | Evening Standard](https://static.standard.co.uk/s3fs-public/thumbnails/image/2017/02/06/07/ladygagasuperbowl0602k.jpg?width=968&auto=webp&quality=50&crop=968%3A645%2Csmart)
Lady Gaga and Metallica to perform duet at the Grammy Awards 2017 | London Evening Standard | Evening Standard
![lgsource: Lady Gaga performs with Metallica at The 59th Grammy Awards (February 12th 2017). | Lady gaga outfits, Lady gaga pictures, Lady gaga photos lgsource: Lady Gaga performs with Metallica at The 59th Grammy Awards (February 12th 2017). | Lady gaga outfits, Lady gaga pictures, Lady gaga photos](https://i.pinimg.com/originals/f0/c6/31/f0c631f06af31965a6ab7e7b5f031074.png)
lgsource: Lady Gaga performs with Metallica at The 59th Grammy Awards (February 12th 2017). | Lady gaga outfits, Lady gaga pictures, Lady gaga photos
![Metallica reveals how they decided on Lady Gaga duet for Grammy Awards 2017: 'She said 'yes,' took about 12 seconds' - ABC News Metallica reveals how they decided on Lady Gaga duet for Grammy Awards 2017: 'She said 'yes,' took about 12 seconds' - ABC News](https://s.abcnews.com/images/Entertainment/GTY-grammy-metallica-lady-gaga-jef-170213_16x9_1600.jpg)